package packageController;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import packageBusinessLogic.LibrairieManager;
import packageException.ConnectionDBException;
import packageException.ResultSetException;
import packageModel.*;

/**
 *
 * @author etu17691
 */
@WebServlet(name = "ServletGetCateg", urlPatterns = {"/ServletGetCateg"})
public class ServletGetCateg extends HttpServlet
{


    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        LibrairieManager b = new LibrairieManager();
        
        try
        {
            ArrayList<Categorie> categ = b.getCatList();
            request.setAttribute("categorie",categ);
            
            int selectedCat;
            if (request.getParameter("Categories") == null)
            {
                selectedCat = 1;
            }
            else
            {
                selectedCat = Integer.parseInt(request.getParameter("Categories"));
            }
            request.setAttribute("testcat", selectedCat);
            
            ArrayList<Livre> bookList = b.getBookListCat(selectedCat);
            request.setAttribute("bookList", bookList);
            
            RequestDispatcher rd = request.getRequestDispatcher("catalogue.jsp");
            rd.forward(request,response);
        }
        catch (ResultSetException ex)
        {
            Logger.getLogger(ServletGetCateg.class.getName()).log(Level.SEVERE, null, ex);
        }
        catch (ConnectionDBException ex)
        {
            Logger.getLogger(ServletGetCateg.class.getName()).log(Level.SEVERE, null, ex);
        }
        catch (ClassNotFoundException ex)
        {
            Logger.getLogger(ServletGetCateg.class.getName()).log(Level.SEVERE, null, ex);
        }
        
    }
    


    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
